247331394

素因数分解:

$2^1\times 3^4\times {\mathrm{557}}^1\times {\mathrm{2741}}^1$

素因数の和:3312

約数の個数: 40

約数和(自身を含む): 555403068

約数和(自身を除く): 308071674

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 557, 1114, 1671, 2741, 3342, 5013, 5482, 8223, 10026, 15039, 16446, 24669, 30078, 45117, 49338, 74007, 90234, 148014, 222021, 444042, 1526737, 3053474, 4580211, 9160422, 13740633, 27481266, 41221899, 82443798, 123665697, 247331394]

約数ペア:

[(1, 247331394), (2, 123665697), (3, 82443798), (6, 41221899), (9, 27481266), (18, 13740633), (27, 9160422), (54, 4580211), (81, 3053474), (162, 1526737), (557, 444042), (1114, 222021), (1671, 148014), (2741, 90234), (3342, 74007), (5013, 49338), (5482, 45117), (8223, 30078), (10026, 24669), (15039, 16446)]